U-BOAT Flightdeck CAS BE - 45 Chronographe Ref. 6251

MOVEMENT: 
automatic mechanical chronograph personalized to U-Boat specifications for date display and stem to be positioned at 9 o'clock. Frequency: 28.800 vibrations per hour,4 Hz. Power reserve: 44 hours. 25 jewels.

FUNCTIONS: 
hours, minutes, small second, chronograph 60 s, counter 30 min and 
12 h. Date window at 9 o'clock.

CASE: 
steel 316L AISI, brushed finish, distinguishing crown on left side, with a special protective device. Serial numbering between the case horns.
50 mm and 45 mm diameter.

BACK: 
see through,screwed in. Personalized rotor, in silver, build with a base and 3 bridges fixed with blued screws.

DIAL: 
beige, opaque, with brown hands and markers. Arabic numerals.

CRYSTAL: 
sapphire, highly resistant.

WATER RESISTANCE: 
100 mt, 10 ATM.

STRAP: 
hand made and hand finished alligator leather, square scale, brown, 3 circular cuts out, steel tongue buckle. Width for 
50 mm diameter: 23/22 mm. Width for 
45 mm diameter: 20/20 mm. Hypoallergenic and colour retain treatment. Fastened to the case with screws.